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- // Copyright 2015 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "components/dom_distiller/core/dom_distiller_features.h"
- #include <string>
- #include "base/command_line.h"
- #include "base/metrics/field_trial_params.h"
- #include "components/dom_distiller/core/dom_distiller_switches.h"
- #include "components/dom_distiller/core/pref_names.h"
- #include "components/pref_registry/pref_registry_syncable.h"
- #include "components/prefs/pref_service.h"
- namespace dom_distiller {
- const base::Feature kReaderMode{"ReaderMode",
- base::FEATURE_DISABLED_BY_DEFAULT};
- void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
- // Whether the reader mode option should be shown on distillable pages.
- registry->RegisterBooleanPref(
- dom_distiller::prefs::kOfferReaderMode, false,
- user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
- }
- bool IsDomDistillerEnabled() {
- return base::CommandLine::ForCurrentProcess()->HasSwitch(
- switches::kEnableDomDistiller) ||
- base::FeatureList::IsEnabled(kReaderMode);
- }
- bool OfferReaderModeInSettings() {
- if (!base::FeatureList::IsEnabled(kReaderMode))
- return false;
- // Check if the settings parameter is set.
- std::string parameter = base::GetFieldTrialParamValueByFeature(
- kReaderMode, switches::kReaderModeDiscoverabilityParamName);
- return parameter == switches::kReaderModeOfferInSettings;
- }
- bool ShowReaderModeOption(PrefService* pref_service) {
- if (OfferReaderModeInSettings())
- return pref_service->GetBoolean(prefs::kOfferReaderMode);
- return IsDomDistillerEnabled();
- }
- bool ShouldStartDistillabilityService() {
- return base::CommandLine::ForCurrentProcess()->HasSwitch(
- switches::kEnableDistillabilityService) ||
- base::FeatureList::IsEnabled(kReaderMode);
- }
- } // namespace dom_distiller
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